- Companies
- Plumbers and heating engineers
- Elstree
- Clean Energy & Renewable Technology Ltd
Clean Energy & Renewable Technology Ltd
- Company number
- 12381191
- Incorporated
- 31 Dec 20196 years trading
- Registered office
- Suite 156, 720 Centennial Ave, Elstree, WD6 3SY
- Nature of business
- Plumbing, heat and air-conditioning installation
Clean Energy & Renewable Technology Ltd is a 6-year-old private limited company registered in Elstree, company number 12381191, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £2,700 (+4.1%) on the year before, to £69K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £12K against £88K owed within a year: 0.1 times cover.
- 6 employees on average, down from 10 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £69K | £5,218 | £12K | £88K | 6 |
| 30 Jun 2024 | £66K | £8,748 | £17K | £93K | 10 |
| 30 Jun 2023 | £100 | 0 | |||
| 31 Dec 2022 | £100 | 0 | |||
| 31 Dec 2021 | £100 | 0 | |||
| 31 Dec 2020 | £100 | 0 |
Where Clean Energy & Renewable Technology Ltd is registered
The registered office is in Elstree (WD6), in the Hertsmere local authority area, East of England. Show WD6 3SY on a map.
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Also registered at this address
5 other companies use the same registered office as Clean Energy & Renewable Technology Ltd.
- Lakha Investments LtdProperty developers
- M Gilders Roofing Contracts LimitedProperty developers
- Macwell Locarno LimitedProperty developers
- Moorcroft Builders LimitedRoofers
- Riverside Garden Landscapes & Maintenance LtdLandscapers and gardeners
What happens if Clean Energy & Renewable Technology Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 12381191
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 December 2019 (6 years ago)
- Registered office
- Suite 156, 720 Centennial Ave, Elstree, WD6 3SY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 30 December 2025
- Previous names
- Clarity Heating Ltd (until 16 Oct 2024)
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
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Other active plumbing and heating companies registered in Elstree.
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Frequently asked questions
When are Clean Energy & Renewable Technology Ltd's accounts due?
Clean Energy & Renewable Technology Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Clean Energy & Renewable Technology Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Clean Energy & Renewable Technology Ltd still trading?
Clean Energy & Renewable Technology Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Clean Energy & Renewable Technology Ltd do?
Clean Energy & Renewable Technology Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Clean Energy & Renewable Technology Ltd?
Clean Energy & Renewable Technology Ltd was incorporated on 31 December 2019, 6 years ago.
What is the penalty if Clean Energy & Renewable Technology Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Clean Energy & Renewable Technology Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.